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1

The following table shows the daily production of T.V. sets in an industry for 7 days of a week.

Day | Mon | Tue | Wed | Thurs | Fri | Sat | Sun |

Number of T.V. sets | 300 | 400 | 150 | 250 | 100 | 350 | 200 |

Represent the above information by a pictograph.

2

The following table shows the number of Maruti cars sold be five dealers in a particular month:

Dealer | Saya | Bagga Links | D.D. Motors | Bhasin Motors | Competent |

Cars sold : | 60 | 40 | 20 | 15 | 10 |

Represent the above information by a pictograph.

3

The population of Delhi State in different census years is as given below:

Census year | 1961 | 1971 | 1981 | 1991 | 2001 |

Population In lakhs | 30 | 55 | 70 | 110 | 150 |

Represent the above information with the help of a bar graph.

4

The following data gives the number (in thousands) of a applicants registered with an Employment Exchange during, 1995-2000:

Year | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 |

Number of Applicants Registered (in thousands) | 18 | 20 | 24 | 28 | 30 | 34 |

Constructut a bar graph to represent the above data

5

The production of saleable steel in some of the steel plants of our country during 1999 is given below:

Plant | Bhilai | Durgapur | Rourkela | Bokaro |

Production (in thousand tonnes) | 160 | 80 | 200 | 150 |

Construct a bar graph to represent the above data on a graph paper by using the scale 1 big divisions = 20 thousand tonnes.

6

The following table gives the route length (in thousand kilometres) of the Indian Railways in some of the years.

Represent the above data will the help of a bar graph.

Year | 1960-61 | 1970-71 | 1980-81 | 1990-91 | 2000-2001 |

Route length (in thousand km) | 56 | 60 | 61 | 74 | 98 |

7

The following data gives the amount of loans (in crore of rupees) disbursed by a bank during some years:

Year | 1992 | 1993 | 1994 | 1995 | 1996 |

Loan (in crores of Rs.) | 28 | 33 | 55 | 55 | 80 |

(i) Represent the above date with the help of a bar graph.

(ii) With the help of the bar graph, indicate the year in which amount of loan is not increased over that of the preceding year.

8

The following table shows the interest paid by a company (in lakhs):

Year | 1955-96 | 1996-97 | 1997-98 | 1998-99 | 1999-2000 |

Interest (In lakhs of Rs.) | 20 | 25 | 15 | 18 | 30 |

Draw the bar graph to represent the above information.

9

The following data shows the average age of men in various countries in a certain year:

Country | India | Nepal | China | Pakistan | U.K. | U.S.A |

Average Age (in years) | 55 | 52 | 60 | 50 | 70 | 75 |

Represent the above information by a bar graph.

10

The following data gives the production of food grain (in thousand tonnes) for some years:

Year | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 |

Production (in thousand Tonnes) | 120 | 150 | 140 | 180 | 170 | 190 |

Represent the above data with the help of a bar graph.

11

The following data gives the amount of manure (in thousand tonnes) manufactured by a company during some years:

Year | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 |

Manure (in thousand tonnes | 15 | 35 | 45 | 30 | 40 | 20 |

(i) Represent the above data with the help of a bar graph.

(ii) Indicate with the help of the bar graph the year in which the amount of manufactured by the company was maximum.

(iii) Choose the correct alternative:

The consecutive years during which there was maximum decrease in manure production are:

(a) 1994 and 1995

(b) 1992 and 1993

(c) 1996 and 1997

(d) 1995 and 1996

12

The following data gives the demand estimates of the Government of India, Department of Electronics for the personnel in the computer sector during the Eighth Plan period (1990-95):

Qualifications | MCA (Master in Computer Application) | DCA (Diploma in computer application | DCE (Diploma in Computer Engineering | CL (Certificate Level Course) | ST (Short term Course) |

Personnel Required | 40600 | 181600 | 18600 | 670600 | 1802900 |

Represent the data with the help of a bar graph. Indicate with the help of the bar graph the course where estimated requirement is least.

13

The income and expenditure for 5 years of a family is given in the following data:

Years | 1995-96 | 1996-97 | 1997-98 | 1998-99 | 1999-2000 |

Income (Rs. in thousands | 100 | 140 | 150 | 170 | 210 |

Expenditure (Rs. in Thousands) | 80 | 130 | 145 | 160 | 190 |

Represent the above data by a bar graph.

14

The investment (in ten crores of rupees) of Life Insurance Corporation of India in different sectors are given below:

Sectors | Investment (in ten crores of rupees) |

Central Govt. Securities State Govt. Securities Securities guaranteed by the Govt. Private sectors Socially oriented sectors (plan) Socially oriented sectors (Non plan) | 45 11 23 18 46 11 |

Represent the above data with the help of a bar graph.

15

The following data gives the value (in crores of rupees) of the Indian export of cotton textiles for different years:

Years | 1982 | 1983-84 | 1984-85 | 1985-86 | 1986-87 |

Value of Exports of Cotton Textiles (in crore of rupees) | 300 | 325 | 475 | 450 | 550 |

Represent the above data with the help of a bar graph. Indicate with the help of a bar graph the year in which the rate of increase in exports is maximum over the preceding year.

16

The following table gives the quantity of goods (in crore tonnes).

Year | 1950-51 | 1960-61 | 1965-66 | 1970-71 | 1980-81 | 1982-83 |

Quantity of goods (in crore tonnes). | 9 | 16 | 20 | 20 | 22 | 26 |

Represent this information with the help of a bar graph.

Explain through the bar graph if the quantity of goods carried by the Indian Railway in 1965-66 is more than double the quantity of goods carried in the year 1950-51.

17

The production of oil (in lakh tonnes) in some of the refineries in India during 1982 was given below:

Refinery | Barauni | Koyali | Mathura | Mumbai | Florida |

production of oil (in lakh tonnes) | 30 | 70 | 40 | 45 | 25 |

Construct a bar graph to represent the above data so that the bars are drawn horizontally.

18

The expenditure (in 10 crores of rupees) on health by the Government of India during the various five year plans is shown below:

Plans : | I | II | III | IV | V | VI |

Expenditure On health (in 10 crores of rupees) | 7 | 14 | 23 | 34 | 76 | 182 |

Construct a bar graph to represent the above data.

1

Construct a histogram for the following data:

Monthly school Fee (in Rs.) | 30-60 | 60-90 | 90-120 | 120-150 | 150-180 | 180-210 | 210-240 |

No. of schools | 5 | 12 | 14 | 18 | 10 | 9 | 4 |

2

The distribution of heights (in cm) of 96 children is given below. Construct a histogram and a frequency polygon on the same axes.

Height (in cm) | 124 to 128 | 128 to 132 | 132 to 136 | 136 to 140 | 140 to 144 | 144 to 148 | 148 to 152 | 152 to 156 | 156 to 160 | 160 to 164 |

No. Of children | 5 | 8 | 17 | 24 | 16 | 12 | 6 | 4 | 3 | 1 |

4

Draw, in the same diagram, a histogram and a frequency polygon to represent the following data which shows the monthly cost of living index of a city in a period of 2 years:

Cost of living index | 440-460 | 460-480 | 489-500 | 500-520 | 520-540 | 540-560 | 560-580 | 580-600 |

No. of months: | 2 | 4 | 3 | 5 | 3 | 2 | 1 | 4 |

5

The following is the distribution of total household expenditure (in Rs.) of manual worker in a city:

Expenditure (in Rs.) | 100-150 | 150-200 | 200-250 | 250-300 | 300-350 | 350-400 | 400-450 | 450-500 |

No. of manual worker | 25 | 40 | 33 | 28 | 30 | 22 | 16 | 8 |

Draw a histogram and a frequency polygon representing the above data.

6

The following table gives the distribution of IQ’s (intelligence quotients) of 60 pupils of class V in a school.

IQ’s | 125.5 To 132.5 | 118.5 To 125.5 | 111.5 To 118.5 | 104.5 To 111.5 | 97.5 To 104.5 | 90.5 To 97.5 | 83.5 To 90.5 | 76.5 To 83.5 | 69.5 To 76.5 | 62.5 To 69.5 |

No. of pupils | 1 | 3 | 4 | 6 | 10 | 12 | 15 | 5 | 3 | 1 |

Draw a frequency polygon for the above data.

7

Draw a histogram for the daily earnings of 30 drug stores in the following table:

Daily earnings (in Rs.) | 450-500 | 500-550 | 550-600 | 600-650 | 650-700 |

Number of stores: | 16 | 10 | 7 | 3 | 1 |

8

The monthly profits (in Rs.) of 100 shops are distributed as follows:

Profits per shop: | 0-50 | 50-100 | 100-150 | 150-200 | 200-250 | 250-300 |

No. of Shops: | 12 | 18 | 27 | 20 | 17 | 6 |

Draw a histogram for the data and show the frequency polygon for it.